package com.eistert.java.datastructure._03_Queue;

/**
 * @Description: queue customiser interface
 * @Author: ai
 * @create: 2023-04-04 15:49
 */
public interface Queue<E> {

    int getSize();

    boolean isEmpty();

    void enqueue(E e);

    E dequeue();

    E getFront();
}
